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authorLogicParrot <LogicParrot@users.noreply.github.com>2016-02-07 18:07:14 +0100
committerLogicParrot <LogicParrot@users.noreply.github.com>2016-02-19 06:05:22 +0100
commit83459d0d899786378e8304c92a5b79ddca92c62f (patch)
tree637e5302c5c5affc5f3c52d4c195cba5607aac30 /src
parentMerge pull request #3020 from cuberite/ice_block (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/BlockEntities/HopperEntity.cpp2
-rw-r--r--src/Chunk.cpp82
-rw-r--r--src/Chunk.h3
-rw-r--r--src/ClientHandle.cpp31
-rw-r--r--src/Entities/Entity.cpp130
-rw-r--r--src/Entities/Entity.h45
-rw-r--r--src/Entities/Minecart.cpp5
-rw-r--r--src/Entities/Pawn.cpp4
-rw-r--r--src/Entities/Pickup.cpp6
-rw-r--r--src/Entities/Player.cpp72
-rw-r--r--src/Entities/Player.h2
-rw-r--r--src/Inventory.cpp2
-rw-r--r--src/Mobs/Monster.cpp6
-rw-r--r--src/Mobs/PassiveMonster.cpp16
-rw-r--r--src/Mobs/PassiveMonster.h2
-rw-r--r--src/World.cpp31
-rw-r--r--src/World.h1
17 files changed, 263 insertions, 177 deletions
diff --git a/src/BlockEntities/HopperEntity.cpp b/src/BlockEntities/HopperEntity.cpp
index b57f0a638..fbe073ada 100644
--- a/src/BlockEntities/HopperEntity.cpp
+++ b/src/BlockEntities/HopperEntity.cpp
@@ -195,7 +195,7 @@ bool cHopperEntity::MovePickupsIn(cChunk & a_Chunk, Int64 a_CurrentTick)
{
ASSERT(a_Entity != nullptr);
- if (!a_Entity->IsPickup() || a_Entity->IsDestroyed())
+ if (!a_Entity->IsPickup())
{
return false;
}
diff --git a/src/Chunk.cpp b/src/Chunk.cpp
index f5d447c45..237bf62c0 100644
--- a/src/Chunk.cpp
+++ b/src/Chunk.cpp
@@ -139,7 +139,8 @@ cChunk::~cChunk()
{
if (!(*itr)->IsPlayer())
{
- (*itr)->Destroy(false);
+ // Scheduling a normal destruction is neither possible (Since this chunk will be gone till the schedule occurs) nor necessary.
+ (*itr)->DestroyNoScheduling(false); // No point in broadcasting in an unloading chunk. Chunks unload when no one is nearby.
delete *itr;
}
}
@@ -621,37 +622,44 @@ void cChunk::Tick(std::chrono::milliseconds a_Dt)
for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end();)
{
+ // Do not tick mobs that are detached from the world. They're either scheduled for teleportation or for removal.
+ if (!(*itr)->IsTicking())
+ {
+ ++itr;
+ continue;
+ }
+
if (!((*itr)->IsMob())) // Mobs are ticked inside cWorld::TickMobs() (as we don't have to tick them if they are far away from players)
{
// Tick all entities in this chunk (except mobs):
+ ASSERT((*itr)->GetParentChunk() == this);
(*itr)->Tick(a_Dt, *this);
+ ASSERT((*itr)->GetParentChunk() == this);
}
- if ((*itr)->IsDestroyed()) // Remove all entities that were scheduled for removal:
+ // Do not move mobs that are detached from the world to neighbors. They're either scheduled for teleportation or for removal.
+ if (!(*itr)->IsTicking())
{
- LOGD("Destroying entity #%i (%s)", (*itr)->GetUniqueID(), (*itr)->GetClass());
- MarkDirty();
- cEntity * ToDelete = *itr;
- itr = m_Entities.erase(itr);
- delete ToDelete;
- }
- else if ((*itr)->IsWorldTravellingFrom(m_World))
- {
- // Remove all entities that are travelling to another world
- LOGD("Removing entity from [%d, %d] that's travelling between worlds. (Scheduled)", m_PosX, m_PosZ);
- MarkDirty();
- (*itr)->SetWorldTravellingFrom(nullptr);
- itr = m_Entities.erase(itr);
+ ++itr;
+ continue;
}
- else if (
- ((*itr)->GetChunkX() != m_PosX) ||
- ((*itr)->GetChunkZ() != m_PosZ)
+
+ // Because the schedulded destruction is going to look for them in this chunk. See cEntity::destroy.
+ if ((((*itr)->GetChunkX() != m_PosX) ||
+ ((*itr)->GetChunkZ() != m_PosZ))
)
{
+ // This block is very similar to RemoveEntity, except it uses an iterator to avoid scanning the whole m_Entities
// The entity moved out of the chunk, move it to the neighbor
- MarkDirty();
+
+ (*itr)->SetParentChunk(nullptr);
MoveEntityToNewChunk(*itr);
itr = m_Entities.erase(itr);
+ // Mark as dirty if it was a server-generated entity:
+ if (!(*itr)->IsPlayer())
+ {
+ MarkDirty();
+ }
}
else
{
@@ -1891,6 +1899,8 @@ void cChunk::AddEntity(cEntity * a_Entity)
ASSERT(std::find(m_Entities.begin(), m_Entities.end(), a_Entity) == m_Entities.end()); // Not there already
m_Entities.push_back(a_Entity);
+ ASSERT(a_Entity->GetParentChunk() == nullptr);
+ a_Entity->SetParentChunk(this);
}
@@ -1899,33 +1909,9 @@ void cChunk::AddEntity(cEntity * a_Entity)
void cChunk::RemoveEntity(cEntity * a_Entity)
{
+ ASSERT(a_Entity->GetParentChunk() == this);
+ a_Entity->SetParentChunk(nullptr);
m_Entities.remove(a_Entity);
-
- // Mark as dirty if it was a server-generated entity:
- if (!a_Entity->IsPlayer())
- {
- MarkDirty();
- }
-}
-
-
-
-
-
-void cChunk::SafeRemoveEntity(cEntity * a_Entity)
-{
- if (!m_IsInTick)
- {
- LOGD("Removing entity from [%d, %d] that's travelling between worlds. (immediate)", m_PosX, m_PosZ);
- // If we're not in a tick, just remove it.
- m_Entities.remove(a_Entity);
- }
- else
- {
- // If we are in a tick, we don't want to invalidate the iterator, so we schedule the removal. Removal will be done in cChunk::tick()
- a_Entity->SetWorldTravellingFrom(GetWorld());
- }
-
// Mark as dirty if it was a server-generated entity:
if (!a_Entity->IsPlayer())
{
@@ -1959,7 +1945,7 @@ bool cChunk::ForEachEntity(cEntityCallback & a_Callback)
for (cEntityList::iterator itr = m_Entities.begin(), itr2 = itr; itr != m_Entities.end(); itr = itr2)
{
++itr2;
- if ((*itr)->IsDestroyed())
+ if (!(*itr)->IsTicking())
{
continue;
}
@@ -1981,7 +1967,7 @@ bool cChunk::ForEachEntityInBox(const cBoundingBox & a_Box, cEntityCallback & a_
for (cEntityList::iterator itr = m_Entities.begin(), itr2 = itr; itr != m_Entities.end(); itr = itr2)
{
++itr2;
- if ((*itr)->IsDestroyed())
+ if (!(*itr)->IsTicking())
{
continue;
}
@@ -2008,7 +1994,7 @@ bool cChunk::DoWithEntityByID(UInt32 a_EntityID, cEntityCallback & a_Callback, b
// The entity list is locked by the parent chunkmap's CS
for (cEntityList::iterator itr = m_Entities.begin(), end = m_Entities.end(); itr != end; ++itr)
{
- if (((*itr)->GetUniqueID() == a_EntityID) && (!(*itr)->IsDestroyed()))
+ if (((*itr)->GetUniqueID() == a_EntityID) && ((*itr)->IsTicking()))
{
a_CallbackResult = a_Callback.Item(*itr);
return true;
diff --git a/src/Chunk.h b/src/Chunk.h
index 41bc79746..e1f44b197 100644
--- a/src/Chunk.h
+++ b/src/Chunk.h
@@ -260,9 +260,6 @@ public:
void AddEntity(cEntity * a_Entity);
void RemoveEntity(cEntity * a_Entity);
- /** RemoveEntity is dangerous if the chunk is inside the tick() method because it invalidates the iterator.
- This will safely remove an entity. */
- void SafeRemoveEntity(cEntity * a_Entity);
bool HasEntity(UInt32 a_EntityID);
/** Calls the callback for each entity; returns true if all entities processed, false if the callback aborted by returning true */
diff --git a/src/ClientHandle.cpp b/src/ClientHandle.cpp
index fca29c65d..6fb2033f4 100644
--- a/src/ClientHandle.cpp
+++ b/src/ClientHandle.cpp
@@ -120,14 +120,15 @@ cClientHandle::~cClientHandle()
cWorld * World = m_Player->GetWorld();
if (World != nullptr)
{
+ RemoveFromAllChunks();
+ m_Player->GetWorld()->RemoveClientFromChunkSender(this);
+ m_Player->SetIsTicking(false);
if (!m_Username.empty())
{
// Send the Offline PlayerList packet:
World->BroadcastPlayerListRemovePlayer(*m_Player, this);
}
-
- World->RemovePlayer(m_Player, true); // Must be called before cPlayer::Destroy() as otherwise cChunk tries to delete the player, and then we do it again
- m_Player->Destroy();
+ m_Player->DestroyNoScheduling(true);
}
delete m_Player;
m_Player = nullptr;
@@ -164,18 +165,18 @@ void cClientHandle::Destroy(void)
m_State = csDestroying;
}
- // DEBUG:
LOGD("%s: client %p, \"%s\"", __FUNCTION__, static_cast<void *>(this), m_Username.c_str());
- if ((m_Player != nullptr) && (m_Player->GetWorld() != nullptr))
- {
- RemoveFromAllChunks();
- m_Player->GetWorld()->RemoveClientFromChunkSender(this);
- }
if (m_Player != nullptr)
{
+ cWorld * World = m_Player->GetWorld();
+ if (World != nullptr)
+ {
+ World->RemovePlayer(m_Player, true); // TODO this is NOT thread safe.
+ }
m_Player->RemoveClientHandle();
}
+
m_State = csDestroyed;
}
@@ -384,7 +385,7 @@ void cClientHandle::Authenticate(const AString & a_Name, const AString & a_UUID,
cRoot::Get()->BroadcastPlayerListsAddPlayer(*m_Player);
cRoot::Get()->SendPlayerLists(m_Player);
- m_Player->Initialize(*World);
+ m_Player->SetWorld(World);
m_State = csAuthenticated;
// Query player team
@@ -2020,7 +2021,7 @@ void cClientHandle::ServerTick(float a_Dt)
// Add the player to the world (start ticking from there):
m_State = csDownloadingWorld;
- m_Player->GetWorld()->AddPlayer(m_Player);
+ m_Player->Initialize(*(m_Player->GetWorld()));
return;
}
@@ -3032,14 +3033,6 @@ void cClientHandle::SocketClosed(void)
LOGD("Client %s @ %s disconnected", m_Username.c_str(), m_IPString.c_str());
cRoot::Get()->GetPluginManager()->CallHookDisconnect(*this, "Player disconnected");
}
- if ((m_State < csDestroying) && (m_Player != nullptr))
- {
- cWorld * World = m_Player->GetWorld();
- if (World != nullptr)
- {
- World->RemovePlayer(m_Player, true); // Must be called before cPlayer::Destroy() as otherwise cChunk tries to delete the player, and then we do it again
- }
- }
Destroy();
}
diff --git a/src/Entities/Entity.cpp b/src/Entities/Entity.cpp
index d0540b4eb..169bcb4de 100644
--- a/src/Entities/Entity.cpp
+++ b/src/Entities/Entity.cpp
@@ -39,8 +39,6 @@ cEntity::cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, d
m_Gravity(-9.81f),
m_AirDrag(0.02f),
m_LastPosition(a_X, a_Y, a_Z),
- m_IsInitialized(false),
- m_WorldTravellingFrom(nullptr),
m_EntityType(a_EntityType),
m_World(nullptr),
m_IsWorldChangeScheduled(false),
@@ -55,6 +53,8 @@ cEntity::cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, d
m_AirLevel(0),
m_AirTickTimer(0),
m_TicksAlive(0),
+ m_IsTicking(false),
+ m_ParentChunk(nullptr),
m_HeadYaw(0.0),
m_Rot(0.0, 0.0, 0.0),
m_Position(a_X, a_Y, a_Z),
@@ -77,8 +77,10 @@ cEntity::cEntity(eEntityType a_EntityType, double a_X, double a_Y, double a_Z, d
cEntity::~cEntity()
{
+
// Before deleting, the entity needs to have been removed from the world, if ever added
ASSERT((m_World == nullptr) || !m_World->HasEntity(m_UniqueID));
+ ASSERT(!IsTicking());
/*
// DEBUG:
@@ -98,12 +100,6 @@ cEntity::~cEntity()
{
m_Attachee->Detach();
}
-
- if (m_IsInitialized)
- {
- LOGWARNING("ERROR: Entity deallocated without being destroyed");
- ASSERT(!"Entity deallocated without being destroyed or unlinked");
- }
}
@@ -139,7 +135,7 @@ const char * cEntity::GetParentClass(void) const
bool cEntity::Initialize(cWorld & a_World)
{
- if (cPluginManager::Get()->CallHookSpawningEntity(a_World, *this) && !IsPlayer())
+ if (cPluginManager::Get()->CallHookSpawningEntity(a_World, *this))
{
return false;
}
@@ -151,9 +147,10 @@ bool cEntity::Initialize(cWorld & a_World)
);
*/
- m_IsInitialized = true;
- m_World = &a_World;
- m_World->AddEntity(this);
+ ASSERT(m_World == nullptr);
+ ASSERT(GetParentChunk() == nullptr);
+ a_World.AddEntity(this);
+ ASSERT(m_World != nullptr);
cPluginManager::Get()->CallHookSpawnedEntity(a_World, *this);
@@ -175,7 +172,6 @@ void cEntity::WrapHeadYaw(void)
-
void cEntity::WrapRotation(void)
{
m_Rot.x = NormalizeAngleDegrees(m_Rot.x);
@@ -196,20 +192,60 @@ void cEntity::WrapSpeed(void)
+void cEntity::SetParentChunk(cChunk * a_Chunk)
+{
+ m_ParentChunk = a_Chunk;
+}
+
+
+
+
+
+cChunk * cEntity::GetParentChunk()
+{
+ return m_ParentChunk;
+}
+
+
+
+
+
void cEntity::Destroy(bool a_ShouldBroadcast)
{
- if (!m_IsInitialized)
+ ASSERT(IsTicking());
+ ASSERT(GetParentChunk() != nullptr);
+ SetIsTicking(false);
+
+ if (a_ShouldBroadcast)
{
- return;
+ m_World->BroadcastDestroyEntity(*this);
}
+ cChunk * ParentChunk = GetParentChunk();
+ m_World->QueueTask([this, ParentChunk](cWorld & a_World)
+ {
+ LOGD("Destroying entity #%i (%s) from chunk (%d, %d)",
+ this->GetUniqueID(), this->GetClass(),
+ ParentChunk->GetPosX(), ParentChunk->GetPosZ()
+ );
+ ParentChunk->RemoveEntity(this);
+ delete this;
+ });
+ Destroyed();
+}
+
+
+
+
+
+void cEntity::DestroyNoScheduling(bool a_ShouldBroadcast)
+{
+ SetIsTicking(false);
if (a_ShouldBroadcast)
{
m_World->BroadcastDestroyEntity(*this);
}
- m_IsInitialized = false;
-
Destroyed();
}
@@ -217,10 +253,10 @@ void cEntity::Destroy(bool a_ShouldBroadcast)
+
void cEntity::TakeDamage(cEntity & a_Attacker)
{
int RawDamage = a_Attacker.GetRawDamageAgainst(*this);
-
TakeDamage(dtAttack, &a_Attacker, RawDamage, a_Attacker.GetKnockbackAmountAgainst(*this));
}
@@ -833,6 +869,8 @@ void cEntity::SetHealth(int a_Health)
void cEntity::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
{
+ ASSERT(IsTicking());
+ ASSERT(GetWorld() != nullptr);
m_TicksAlive++;
if (m_InvulnerableTicks > 0)
@@ -1491,6 +1529,7 @@ bool cEntity::DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn, Vector3d
{
UNUSED(a_ShouldSendRespawn);
ASSERT(a_World != nullptr);
+ ASSERT(IsTicking());
if (GetWorld() == a_World)
{
@@ -1505,21 +1544,17 @@ bool cEntity::DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn, Vector3d
return false;
}
- // Remove entity from chunk
- if (!GetWorld()->DoWithChunk(GetChunkX(), GetChunkZ(), [this](cChunk & a_Chunk) -> bool
- {
- a_Chunk.SafeRemoveEntity(this);
- return true;
- }))
- {
- LOGD("Entity Teleportation failed! Didn't find the source chunk!\n");
- return false;
- }
+ // Stop ticking, in preperation for detaching from this world.
+ SetIsTicking(false);
+ // Tell others we are gone
GetWorld()->BroadcastDestroyEntity(*this);
+ // Set position to the new position
SetPosition(a_NewPosition);
+ // Stop all mobs from targeting this entity
+ // Stop this entity from targeting other mobs
if (this->IsMob())
{
cMonster * Monster = static_cast<cMonster*>(this);
@@ -1527,14 +1562,21 @@ bool cEntity::DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn, Vector3d
Monster->StopEveryoneFromTargetingMe();
}
- // Queue add to new world
- a_World->AddEntity(this);
- cWorld * OldWorld = cRoot::Get()->GetWorld(GetWorld()->GetName()); // Required for the hook HOOK_ENTITY_CHANGED_WORLD
- SetWorld(a_World);
-
- // Entity changed the world, call the hook
- cRoot::Get()->GetPluginManager()->CallHookEntityChangedWorld(*this, *OldWorld);
-
+ // Queue add to new world and removal from the old one
+ cWorld * OldWorld = GetWorld();
+ cChunk * ParentChunk = GetParentChunk();
+ SetWorld(a_World); // Chunks may be streamed before cWorld::AddPlayer() sets the world to the new value
+ OldWorld->QueueTask([this, ParentChunk, a_World](cWorld & a_OldWorld)
+ {
+ LOGD("Warping entity #%i (%s) from world \"%s\" to \"%s\". Source chunk: (%d, %d) ",
+ this->GetUniqueID(), this->GetClass(),
+ a_OldWorld.GetName().c_str(), a_World->GetName().c_str(),
+ ParentChunk->GetPosX(), ParentChunk->GetPosZ()
+ );
+ ParentChunk->RemoveEntity(this);
+ a_World->AddEntity(this);
+ cRoot::Get()->GetPluginManager()->CallHookEntityChangedWorld(*this, a_OldWorld);
+ });
return true;
}
@@ -1595,6 +1637,16 @@ void cEntity::SetSwimState(cChunk & a_Chunk)
+void cEntity::SetIsTicking(bool a_IsTicking)
+{
+ m_IsTicking = a_IsTicking;
+ ASSERT(!(m_IsTicking && (m_ParentChunk == nullptr))); // We shouldn't be ticking if we have no parent chunk
+}
+
+
+
+
+
void cEntity::DoSetSpeed(double a_SpeedX, double a_SpeedY, double a_SpeedZ)
{
m_Speed.Set(a_SpeedX, a_SpeedY, a_SpeedZ);
@@ -2069,6 +2121,12 @@ void cEntity::SteerVehicle(float a_Forward, float a_Sideways)
+bool cEntity::IsTicking(void) const
+{
+ ASSERT(!(m_IsTicking && (m_ParentChunk == nullptr))); // We shouldn't be ticking if we have no parent chunk
+ return m_IsTicking;
+}
+
////////////////////////////////////////////////////////////////////////////////
// Get look vector (this is NOT a rotation!)
Vector3d cEntity::GetLookVector(void) const
diff --git a/src/Entities/Entity.h b/src/Entities/Entity.h
index dbfc019e7..75c77e593 100644
--- a/src/Entities/Entity.h
+++ b/src/Entities/Entity.h
@@ -252,9 +252,16 @@ public:
void SteerVehicle(float a_Forward, float a_Sideways);
inline UInt32 GetUniqueID(void) const { return m_UniqueID; }
- inline bool IsDestroyed(void) const { return !m_IsInitialized; }
- /** Schedules the entity for destroying; if a_ShouldBroadcast is set to true, broadcasts the DestroyEntity packet */
+ /** Deprecated. Use IsTicking instead. */
+ inline bool IsDestroyed() const {return !IsTicking();}
+
+ /** Returns true if the entity is valid and ticking. Returns false if the entity is not ticking and is about to leave
+ its current world either via teleportation or destruction.
+ If this returns false, you must stop using the cEntity pointer you have. */
+ bool IsTicking(void) const;
+
+ /** Destroys the entity and schedules it for memory freeing; if a_ShouldBroadcast is set to true, broadcasts the DestroyEntity packet */
void Destroy(bool a_ShouldBroadcast = true);
/** Makes this pawn take damage from an attack by a_Attacker. Damage values are calculated automatically and DoTakeDamage() called */
@@ -285,6 +292,9 @@ public:
// tolua_end
+ /** Destroy the entity without scheduling memory freeing. This should only be used by cChunk or cClientHandle for internal memory management. */
+ void DestroyNoScheduling(bool a_ShouldBroadcast);
+
/** Makes this entity take damage specified in the a_TDI.
The TDI is sent through plugins first, then applied.
If it returns false, the entity hasn't receive any damage. */
@@ -408,12 +418,6 @@ public:
virtual bool DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn, Vector3d a_NewPosition);
- /** Returns if the entity is travelling away from a specified world */
- bool IsWorldTravellingFrom(cWorld * a_World) const { return (m_WorldTravellingFrom == a_World); }
-
- /** Sets the world the entity will be leaving */
- void SetWorldTravellingFrom(cWorld * a_World) { m_WorldTravellingFrom = a_World; }
-
/** Updates clients of changes in the entity. */
virtual void BroadcastMovementUpdate(const cClientHandle * a_Exclude = nullptr);
@@ -481,6 +485,16 @@ public:
/** Sets the internal world pointer to a new cWorld, doesn't update anything else. */
void SetWorld(cWorld * a_World) { m_World = a_World; }
+ /** Sets the parent chunk, which is the chunk responsible for ticking this entity.
+ Only cChunk::AddEntity and cChunk::RemoveEntity cChunk::~cChunk should ever call this. */
+ void SetParentChunk(cChunk * a_Chunk);
+
+ /** Returns the chunk responsible for ticking this entity. */
+ cChunk * GetParentChunk();
+
+ /** Set the entity's status to either ticking or not ticking. */
+ void SetIsTicking(bool a_IsTicking);
+
protected:
/** Structure storing the portal delay timer and cooldown boolean */
struct sPortalCooldownData
@@ -538,14 +552,6 @@ protected:
Vector3d m_LastPosition;
- /** True when entity is initialised (Initialize()) and false when destroyed pending deletion (Destroy()) */
- bool m_IsInitialized;
-
- /** World entity is travelling from (such as when using portals).
- Set to a valid world pointer by MoveToWorld; reset to nullptr when the entity is removed from the old world.
- Can't be a simple boolean as context switches between worlds may leave the new chunk processing (and therefore immediately removing) the entity before the old chunk could remove it. */
- cWorld * m_WorldTravellingFrom;
-
eEntityType m_EntityType;
cWorld * m_World;
@@ -606,6 +612,13 @@ protected:
virtual void SetSwimState(cChunk & a_Chunk);
private:
+
+ /** Whether the entity is ticking or not. If not, it is scheduled for removal or world-teleportation. */
+ bool m_IsTicking;
+
+ /** The chunk which is responsible for ticking this entity. */
+ cChunk * m_ParentChunk;
+
/** Measured in degrees, [-180, +180) */
double m_HeadYaw;
diff --git a/src/Entities/Minecart.cpp b/src/Entities/Minecart.cpp
index 3adf5477e..ea51c49c8 100644
--- a/src/Entities/Minecart.cpp
+++ b/src/Entities/Minecart.cpp
@@ -116,10 +116,7 @@ void cMinecart::SpawnOn(cClientHandle & a_ClientHandle)
void cMinecart::HandlePhysics(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
{
- if (IsDestroyed()) // Mainly to stop detector rails triggering again after minecart is dead
- {
- return;
- }
+ ASSERT(IsTicking());
int PosY = POSY_TOINT;
if ((PosY <= 0) || (PosY >= cChunkDef::Height))
diff --git a/src/Entities/Pawn.cpp b/src/Entities/Pawn.cpp
index c8780c326..3dea74851 100644
--- a/src/Entities/Pawn.cpp
+++ b/src/Entities/Pawn.cpp
@@ -221,7 +221,7 @@ void cPawn::ClearEntityEffects()
void cPawn::NoLongerTargetingMe(cMonster * a_Monster)
{
- ASSERT(!IsDestroyed()); // Our destroy override is supposed to clear all targets before we're destroyed.
+ ASSERT(IsTicking()); // Our destroy override is supposed to clear all targets before we're destroyed.
for (auto i = m_TargetingMe.begin(); i != m_TargetingMe.end(); ++i)
{
cMonster * Monster = *i;
@@ -241,7 +241,7 @@ void cPawn::NoLongerTargetingMe(cMonster * a_Monster)
void cPawn::TargetingMe(cMonster * a_Monster)
{
- ASSERT(!IsDestroyed());
+ ASSERT(IsTicking());
ASSERT(m_TargetingMe.size() < 10000);
ASSERT(a_Monster->GetTarget() == this);
m_TargetingMe.push_back(a_Monster);
diff --git a/src/Entities/Pickup.cpp b/src/Entities/Pickup.cpp
index c2bcf3960..bdb9128dc 100644
--- a/src/Entities/Pickup.cpp
+++ b/src/Entities/Pickup.cpp
@@ -30,11 +30,13 @@ public:
virtual bool Item(cEntity * a_Entity) override
{
- if (!a_Entity->IsPickup() || (a_Entity->GetUniqueID() <= m_Pickup->GetUniqueID()) || a_Entity->IsDestroyed())
+ ASSERT(a_Entity->IsTicking());
+ if (!a_Entity->IsPickup() || (a_Entity->GetUniqueID() <= m_Pickup->GetUniqueID()))
{
return false;
}
+
Vector3d EntityPos = a_Entity->GetPosition();
double Distance = (EntityPos - m_Position).Length();
@@ -152,7 +154,7 @@ void cPickup::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
}
// Try to combine the pickup with adjacent same-item pickups:
- if (!IsDestroyed() && (m_Item.m_ItemCount < m_Item.GetMaxStackSize())) // Don't combine if already full
+ if ((m_Item.m_ItemCount < m_Item.GetMaxStackSize())) // Don't combine if already full
{
// By using a_Chunk's ForEachEntity() instead of cWorld's, pickups don't combine across chunk boundaries.
// That is a small price to pay for not having to traverse the entire world for each entity.
diff --git a/src/Entities/Player.cpp b/src/Entities/Player.cpp
index b7f6f4d05..9d18cedc4 100644
--- a/src/Entities/Player.cpp
+++ b/src/Entities/Player.cpp
@@ -146,6 +146,25 @@ cPlayer::cPlayer(cClientHandlePtr a_Client, const AString & a_PlayerName) :
+bool cPlayer::Initialize(cWorld & a_World)
+{
+ UNUSED(a_World);
+ ASSERT(GetWorld() != nullptr);
+ ASSERT(GetParentChunk() == nullptr);
+ GetWorld()->AddPlayer(this);
+
+ cPluginManager::Get()->CallHookSpawnedEntity(*GetWorld(), *this);
+
+ // Spawn the entity on the clients:
+ GetWorld()->BroadcastSpawnEntity(*this);
+
+ return true;
+}
+
+
+
+
+
cPlayer::~cPlayer(void)
{
if (!cRoot::Get()->GetPluginManager()->CallHookPlayerDestroyed(*this))
@@ -1682,6 +1701,8 @@ void cPlayer::FreezeInternal(const Vector3d & a_Location, bool a_ManuallyFrozen)
bool cPlayer::DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn, Vector3d a_NewPosition)
{
ASSERT(a_World != nullptr);
+ ASSERT(IsTicking());
+
if (GetWorld() == a_World)
{
// Don't move to same world
@@ -1695,21 +1716,19 @@ bool cPlayer::DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn, Vector3d
return false;
}
- // Remove player from chunk
- if (!GetWorld()->DoWithChunk(GetChunkX(), GetChunkZ(), [this](cChunk & a_Chunk) -> bool
- {
- a_Chunk.SafeRemoveEntity(this);
- return true;
- }))
- {
- LOGD("Entity Teleportation failed! Didn't find the source chunk!\n");
- return false;
- }
+ // Prevent further ticking in this world
+ SetIsTicking(false);
+
+ // Tell others we are gone
+ GetWorld()->BroadcastDestroyEntity(*this);
// Remove player from world
GetWorld()->RemovePlayer(this, false);
- // Stop all mobs from targeting this player
+ // Set position to the new position
+ SetPosition(a_NewPosition);
+
+ // Stop all mobs from targeting this player
StopEveryoneFromTargetingMe();
// Send the respawn packet:
@@ -1718,19 +1737,6 @@ bool cPlayer::DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn, Vector3d
m_ClientHandle->SendRespawn(a_World->GetDimension());
}
- // Broadcast for other people that the player is gone.
- GetWorld()->BroadcastDestroyEntity(*this);
-
- SetPosition(a_NewPosition);
-
- // Stop all mobs from targeting this player
- StopEveryoneFromTargetingMe();
-
- // Queue adding player to the new world, including all the necessary adjustments to the object
- a_World->AddPlayer(this);
- cWorld * OldWorld = cRoot::Get()->GetWorld(GetWorld()->GetName()); // Required for the hook HOOK_ENTITY_CHANGED_WORLD
- SetWorld(a_World); // Chunks may be streamed before cWorld::AddPlayer() sets the world to the new value
-
// Update the view distance.
m_ClientHandle->SetViewDistance(m_ClientHandle->GetRequestedViewDistance());
@@ -1743,9 +1749,21 @@ bool cPlayer::DoMoveToWorld(cWorld * a_World, bool a_ShouldSendRespawn, Vector3d
// Broadcast the player into the new world.
a_World->BroadcastSpawnEntity(*this);
- // Player changed the world, call the hook
- cRoot::Get()->GetPluginManager()->CallHookEntityChangedWorld(*this, *OldWorld);
-
+ // Queue add to new world and removal from the old one
+ cChunk * ParentChunk = GetParentChunk();
+ cWorld * OldWorld = GetWorld();
+ SetWorld(a_World); // Chunks may be streamed before cWorld::AddPlayer() sets the world to the new value
+ OldWorld->QueueTask([this, ParentChunk, a_World](cWorld & a_OldWorld)
+ {
+ LOGD("Warping player \"%s\" from world \"%s\" to \"%s\". Source chunk: (%d, %d) ",
+ this->GetName().c_str(),
+ a_OldWorld.GetName().c_str(), a_World->GetName().c_str(),
+ ParentChunk->GetPosX(), ParentChunk->GetPosZ()
+ );
+ ParentChunk->RemoveEntity(this);
+ a_World->AddPlayer(this);
+ cRoot::Get()->GetPluginManager()->CallHookEntityChangedWorld(*this, a_OldWorld);
+ });
return true;
}
diff --git a/src/Entities/Player.h b/src/Entities/Player.h
index efd515b23..6d092eeb3 100644
--- a/src/Entities/Player.h
+++ b/src/Entities/Player.h
@@ -42,6 +42,8 @@ public:
cPlayer(cClientHandlePtr a_Client, const AString & a_PlayerName);
+ virtual bool Initialize(cWorld & a_World) override;
+
virtual ~cPlayer();
virtual void SpawnOn(cClientHandle & a_Client) override;
diff --git a/src/Inventory.cpp b/src/Inventory.cpp
index 35f087d79..5add53a12 100644
--- a/src/Inventory.cpp
+++ b/src/Inventory.cpp
@@ -713,7 +713,7 @@ void cInventory::OnSlotChanged(cItemGrid * a_ItemGrid, int a_SlotNum)
{
// Send the neccessary updates to whoever needs them
- if (m_Owner.IsDestroyed())
+ if (!m_Owner.IsTicking())
{
// Owner is not (yet) valid, skip for now
return;
diff --git a/src/Mobs/Monster.cpp b/src/Mobs/Monster.cpp
index 28cb10238..fad54a00d 100644
--- a/src/Mobs/Monster.cpp
+++ b/src/Mobs/Monster.cpp
@@ -256,7 +256,7 @@ void cMonster::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
}
if ((GetTarget() != nullptr))
{
- ASSERT(!GetTarget()->IsDestroyed());
+ ASSERT(GetTarget()->IsTicking());
if (GetTarget()->IsPlayer())
{
@@ -912,7 +912,7 @@ int cMonster::GetSpawnDelay(cMonster::eFamily a_MobFamily)
/** Sets the target. */
void cMonster::SetTarget (cPawn * a_NewTarget)
{
- ASSERT((a_NewTarget == nullptr) || (!IsDestroyed()));
+ ASSERT((a_NewTarget == nullptr) || (IsTicking()));
if (m_Target == a_NewTarget)
{
return;
@@ -928,7 +928,7 @@ void cMonster::SetTarget (cPawn * a_NewTarget)
if (a_NewTarget != nullptr)
{
- ASSERT(!a_NewTarget->IsDestroyed());
+ ASSERT(a_NewTarget->IsTicking());
// Notify the new target that we are now targeting it.
m_Target->TargetingMe(this);
}
diff --git a/src/Mobs/PassiveMonster.cpp b/src/Mobs/PassiveMonster.cpp
index 53288a54c..000f3d5a4 100644
--- a/src/Mobs/PassiveMonster.cpp
+++ b/src/Mobs/PassiveMonster.cpp
@@ -65,6 +65,18 @@ void cPassiveMonster::ResetLoveMode()
+void cPassiveMonster::Destroyed()
+{
+ if (m_LovePartner != nullptr)
+ {
+ m_LovePartner->ResetLoveMode();
+ }
+}
+
+
+
+
+
void cPassiveMonster::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
{
super::Tick(a_Dt, a_Chunk);
@@ -73,10 +85,6 @@ void cPassiveMonster::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
{
CheckEventLostPlayer();
}
- if ((m_LovePartner != nullptr) && m_LovePartner->IsDestroyed())
- {
- m_LovePartner = nullptr;
- }
// if we have a partner, mate
if (m_LovePartner != nullptr)
diff --git a/src/Mobs/PassiveMonster.h b/src/Mobs/PassiveMonster.h
index 1106ffb91..9a2627417 100644
--- a/src/Mobs/PassiveMonster.h
+++ b/src/Mobs/PassiveMonster.h
@@ -45,6 +45,8 @@ public:
/** Returns whether the monster is tired of breeding and is in the cooldown state. */
bool IsInLoveCooldown() const { return (m_LoveCooldown > 0); }
+ virtual void Destroyed(void) override;
+
protected:
/** The monster's breeding partner. */
cPassiveMonster * m_LovePartner;
diff --git a/src/World.cpp b/src/World.cpp
index c704b46bb..d8386119d 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -1018,6 +1018,8 @@ void cWorld::Tick(std::chrono::milliseconds a_Dt, std::chrono::milliseconds a_La
{
(*itr)->SetWorld(this);
m_ChunkMap->AddEntity(*itr);
+ ASSERT(!(*itr)->IsTicking());
+ (*itr)->SetIsTicking(true);
}
m_EntitiesToAdd.clear();
}
@@ -1026,6 +1028,7 @@ void cWorld::Tick(std::chrono::milliseconds a_Dt, std::chrono::milliseconds a_La
AddQueuedPlayers();
m_ChunkMap->Tick(a_Dt);
+ TickMobs(a_Dt);
m_MapManager.TickMaps();
TickClients(static_cast<float>(a_Dt.count()));
@@ -1046,7 +1049,6 @@ void cWorld::Tick(std::chrono::milliseconds a_Dt, std::chrono::milliseconds a_La
UnloadUnusedChunks();
}
- TickMobs(a_Dt);
}
@@ -1134,7 +1136,16 @@ void cWorld::TickMobs(std::chrono::milliseconds a_Dt)
cMobProximityCounter::sIterablePair allCloseEnoughToMoveMobs = MobCensus.GetProximityCounter().getMobWithinThosesDistances(-1, 64 * 16);// MG TODO : deal with this magic number (the 16 is the size of a block)
for (cMobProximityCounter::tDistanceToMonster::const_iterator itr = allCloseEnoughToMoveMobs.m_Begin; itr != allCloseEnoughToMoveMobs.m_End; ++itr)
{
- itr->second.m_Monster.Tick(a_Dt, itr->second.m_Chunk);
+ cEntity & Entity = itr->second.m_Monster;
+ cChunk * Chunk = Entity.GetParentChunk();
+ if (!Entity.IsTicking())
+ {
+ ++itr;
+ continue;
+ }
+ ASSERT(Chunk == &(itr->second.m_Chunk));
+ Entity.Tick(a_Dt, *Chunk);
+ ASSERT(Chunk == &(itr->second.m_Chunk));
}
// remove too far mobs
@@ -2919,7 +2930,7 @@ bool cWorld::ForEachPlayer(cPlayerListCallback & a_Callback)
for (cPlayerList::iterator itr = m_Players.begin(), itr2 = itr; itr != m_Players.end(); itr = itr2)
{
++itr2;
- if ((*itr)->IsDestroyed())
+ if (!(*itr)->IsTicking())
{
continue;
}
@@ -2941,7 +2952,7 @@ bool cWorld::DoWithPlayer(const AString & a_PlayerName, cPlayerListCallback & a_
cCSLock Lock(m_CSPlayers);
for (cPlayerList::iterator itr = m_Players.begin(); itr != m_Players.end(); ++itr)
{
- if ((*itr)->IsDestroyed())
+ if (!(*itr)->IsTicking())
{
continue;
}
@@ -2967,7 +2978,7 @@ bool cWorld::FindAndDoWithPlayer(const AString & a_PlayerNameHint, cPlayerListCa
cCSLock Lock(m_CSPlayers);
for (cPlayerList::iterator itr = m_Players.begin(); itr != m_Players.end(); ++itr)
{
- if ((*itr)->IsDestroyed())
+ if (!(*itr)->IsTicking())
{
continue;
}
@@ -2999,7 +3010,7 @@ bool cWorld::DoWithPlayerByUUID(const AString & a_PlayerUUID, cPlayerListCallbac
cCSLock Lock(m_CSPlayers);
for (cPlayerList::iterator itr = m_Players.begin(); itr != m_Players.end(); ++itr)
{
- if ((*itr)->IsDestroyed())
+ if (!(*itr)->IsTicking())
{
continue;
}
@@ -3026,7 +3037,7 @@ cPlayer * cWorld::FindClosestPlayer(const Vector3d & a_Pos, float a_SightLimit,
cCSLock Lock(m_CSPlayers);
for (cPlayerList::const_iterator itr = m_Players.begin(); itr != m_Players.end(); ++itr)
{
- if ((*itr)->IsDestroyed())
+ if (!(*itr)->IsTicking())
{
continue;
}
@@ -3406,6 +3417,7 @@ void cWorld::ScheduleTask(int a_DelayTicks, std::function<void (cWorld &)> a_Tas
void cWorld::AddEntity(cEntity * a_Entity)
{
+ a_Entity->SetWorld(this);
cCSLock Lock(m_CSEntitiesToAdd);
m_EntitiesToAdd.push_back(a_Entity);
}
@@ -3792,6 +3804,8 @@ void cWorld::AddQueuedPlayers(void)
// Add to chunkmap, if not already there (Spawn vs MoveToWorld):
m_ChunkMap->AddEntityIfNotPresent(*itr);
+ ASSERT(!(*itr)->IsTicking());
+ (*itr)->SetIsTicking(true);
} // for itr - PlayersToAdd[]
} // Lock(m_CSPlayers)
@@ -3909,6 +3923,3 @@ cBroadcaster cWorld::GetBroadcaster()
{
return cBroadcaster(this);
}
-
-
-
diff --git a/src/World.h b/src/World.h
index c5df65049..93c566ce5 100644
--- a/src/World.h
+++ b/src/World.h
@@ -819,7 +819,6 @@ private:
virtual void Execute(void) override;
} ;
-
/** Implementation of the callbacks that the ChunkGenerator uses to store new chunks and interface to plugins */
class cChunkGeneratorCallbacks :
public cChunkGenerator::cChunkSink,